22001103023 has 4 divisors (see below), whose sum is σ = 22007323320. Its totient is φ = 21994882728.

The previous prime is 22001103013. The next prime is 22001103049. The reversal of 22001103023 is 32030110022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22001103023 - 2²⁴ = 21984325807 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22001102989 and 22001103007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22001103013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3104840 + ... + 3111917.

It is an arithmetic number, because the mean of its divisors is an integer number (5501830830).

Almost surely, 2^22001103023 is an apocalyptic number.

22001103023 is a deficient number, since it is larger than the sum of its proper divisors (6220297).

22001103023 is an equidigital number, since it uses as much as digits as its factorization.

22001103023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6220296.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 22001103023 its reverse (32030110022), we get a palindrome (54031213045).

The spelling of 22001103023 in words is "twenty-two billion, one million, one hundred three thousand, twenty-three".